UFO sighted with theodolite in Pennsylvania

Summary

In 1952, an object was observed for several minutes in Hoffesville, Pennsylvania, using a theodolite. The data show the object moved at varying elevations and azimuths, but it was not identified as an aircraft, balloon, or astronomical phenomenon. The observation was recorded by trained personnel, though no interception or physical evidence occurred. The evaluation concluded there was insufficient data to determine the object's nature.